Hmmm, sounds pretty tight, what size rim did you have the devsit8er on? I was able to get a hold of a guy trying to sell one locally who said a 4.0 vee8 on a 2.5" rim fit but not on a 3.5" rim. I was hoping to build it up for snow use for my wife so if I can get it to go with a 65mm (2.5") rim...